Gaya APA
Tian, X. (2017).
China’s Population Aging and the Risk of ‘Middle-income Trap’ (1st ed.).
Singapore:
Springer.
Gaya MLA
Tian, Xueyuan..
"China’s Population Aging and the Risk of ‘Middle-income Trap’".
1st ed.
Singapore:
Springer,
2017.
E Book.